Water-In-Oil Mineral Sunscreen Cream SPF 40

Hallstar Italia Srl
SolaStay S1 improves the sunscreen performance of this broad-spectrum cream by mitigating the photocatalytic and reactive oxygen species-generating activities of oxides, protecting from photodegradation. HallBrite BHB aids the wetting and dispersion of oxides and enhances product feel. A. This formulation was subjected to in vitro analysis and delivered SPF ~42, PFA (PPD) ~18 performance with critical wavelength 378 nm.
Phase
Product
INCI Name
Supplier
Volume
A
Caprylic/Capric Triglyceride
10.00
Sensolene®*1
Ethylhexyl Olivate
3.00
HallBrite® BHB*2
Butyloctyl Salicylate
5.00
Tocopheryl Acetate
0.20
SolaStay® S1*2
Ethylhexyl Methoxycrylene
2.00
Cyclopentasiloxane, Disteardimonium Hectorite, Propylene Carbonate
3.00
Cetyl PEG/PPG-10/1 Dimethicone
2.50
Cetyl Dimethicone
1.00
B
Titanium Dioxide [Titanium Dioxide], Aluminum Hydroxide (60 nm primary particle size)
3.00
Zinc Oxide, Triethoxycaprylylsilane (30-200 nm primary particle size)
8.00
C
Beeswax
0.30
C30-38 Olefin/Isopropyl Maleate/MA Copolymer
0.50
D
Water (Aqua) (deionized)
up to 100
Disodium EDTA
0.05
Sodium Chloride
0.50
E
Butylene Glycol
3.00
Preservative
a.n.

Preparation:

Add phase A to the main vessel and start mixing. Disperse phase B in phase A and heat to 85°C. Add phase C and mix until all ingredients are dissolved. Add phase D to a secondary vessel. Mix until fully incorporated. Start heating to 80°C and add phase E. When both phases are homogeneous and at their designated temperatures, start homogenizing phase ABC while slowly adding phase DE. Cool under continued shear to desired filling temperature

Notes:

Appearance: Off-white cream Viscosity (20 rpm, Brk, RV DV-II, T-D, after 24 hours at room temperature; mPa∙s): 17,000–29,000
Disclaimer

While every effort has been made to reproduce these formulations correctly, the Publisher of this website cannot accept any liability for the information presented. All formulations are provided in good faith, but no warranty is given as to accuracy of information or results, or suitability for a particular use, nor is freedom from patent infringement to be inferred. Formulations are offered solely for consideration by the participating manufacturers. Continued use of this web site infers acceptance of this disclaimer.

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Seiwa Kasei Co., Ltd.


Our company was established in 1958 as SEIWA KASEI Industry CO., LTD., an organization for the development of industrial decomposition technology of waxes and high melting point esters such as Beeswax, Privet wax, and Carnauba wax, and for the production of various types of emulsifying waxes. In 1966, we launched our products, hydrolyzed...

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